{"Year":1923,"SeaLevel":4.03}
{"Year":1924,"SeaLevel":3.83}
{"Year":1925,"SeaLevel":3.65}
{"Year":1926,"SeaLevel":3.88}
{"Year":1927,"SeaLevel":4.01}
{"Year":1928,"SeaLevel":4.08}
{"Year":1929,"SeaLevel":4.18}
{"Year":1930,"SeaLevel":3.8}
{"Year":1931,"SeaLevel":4.36}
{"Year":1932,"SeaLevel":3.96}
{"Year":1933,"SeaLevel":3.98}
{"Year":1934,"SeaLevel":4.69}
{"Year":1935,"SeaLevel":3.85}
{"Year":1936,"SeaLevel":3.96}
{"Year":1937,"SeaLevel":3.85}
{"Year":1938,"SeaLevel":3.93}
{"Year":1939,"SeaLevel":3.75}
{"Year":1940,"SeaLevel":3.63}
{"Year":1941,"SeaLevel":3.57}
{"Year":1942,"SeaLevel":4.25}
{"Year":1943,"SeaLevel":3.97}
{"Year":1944,"SeaLevel":4.05}
{"Year":1945,"SeaLevel":4.24}
{"Year":1946,"SeaLevel":4.22}
{"Year":1947,"SeaLevel":3.73}
{"Year":1948,"SeaLevel":4.37}
{"Year":1949,"SeaLevel":4.06}
{"Year":1950,"SeaLevel":3.71}
{"Year":1951,"SeaLevel":3.96}
{"Year":1952,"SeaLevel":4.06}
{"Year":1953,"SeaLevel":4.55}
{"Year":1954,"SeaLevel":3.79}
{"Year":1955,"SeaLevel":3.89}
{"Year":1956,"SeaLevel":4.11}
{"Year":1957,"SeaLevel":3.85}
{"Year":1958,"SeaLevel":3.86}
{"Year":1959,"SeaLevel":3.86}
{"Year":1960,"SeaLevel":4.21}
{"Year":1961,"SeaLevel":4.01}
{"Year":1962,"SeaLevel":4.11}
{"Year":1963,"SeaLevel":4.24}
{"Year":1964,"SeaLevel":3.96}
{"Year":1965,"SeaLevel":4.21}
{"Year":1966,"SeaLevel":3.74}
{"Year":1967,"SeaLevel":3.85}
{"Year":1968,"SeaLevel":3.88}
{"Year":1969,"SeaLevel":3.66}
{"Year":1970,"SeaLevel":4.11}
{"Year":1971,"SeaLevel":3.71}
{"Year":1972,"SeaLevel":4.18}
{"Year":1973,"SeaLevel":3.9}
{"Year":1974,"SeaLevel":3.78}
{"Year":1975,"SeaLevel":3.91}
{"Year":1976,"SeaLevel":3.72}
{"Year":1977,"SeaLevel":4}
{"Year":1978,"SeaLevel":3.66}
{"Year":1979,"SeaLevel":3.62}
{"Year":1980,"SeaLevel":4.33}
{"Year":1981,"SeaLevel":4.55}
{"Year":1982,"SeaLevel":3.75}
{"Year":1983,"SeaLevel":4.08}
{"Year":1984,"SeaLevel":3.9}
{"Year":1985,"SeaLevel":3.88}
{"Year":1986,"SeaLevel":3.94}
{"Year":1987,"SeaLevel":4.33}